Scouring the ocean depths for treasure-laden shipwrecks is business as usual for a thrill-seeking underwater adventurer (Matthew McConaughey) and his wisecracking buddy (Steve Zahn). But when these two cross paths with a beautiful doctor (Penelope Cruz), they find themselves on the ultimate treasure hunt. Soon the three are in for the ride of their lives as they cross the blistering North African terrain, pitting their skills against ruthless enemies bent on world destruction.